CN110022161A - Transmitter, transmitting equipment, transmission device and the wireless method for throwing screen - Google Patents
Transmitter, transmitting equipment, transmission device and the wireless method for throwing screen Download PDFInfo
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- CN110022161A CN110022161A CN201910330640.1A CN201910330640A CN110022161A CN 110022161 A CN110022161 A CN 110022161A CN 201910330640 A CN201910330640 A CN 201910330640A CN 110022161 A CN110022161 A CN 110022161A
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 118
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000009434 installation Methods 0.000 claims description 11
- 235000013399 edible fruits Nutrition 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1454—Digital output to display device ; Cooperation and interconnection of the display device with other functional units involving copying of the display data of a local workstation or window to a remote workstation or window so that an actual copy of the data is displayed simultaneously on two or more displays, e.g. teledisplay
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/02—Transmitters
- H04B1/04—Circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4122—Peripherals receiving signals from specially adapted client devices additional display device, e.g. video projector
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video stream to a specific local network, e.g. a Bluetooth® network
- H04N21/43637—Adapting the video stream to a specific local network, e.g. a Bluetooth® network involving a wireless protocol, e.g. Bluetooth, RF or wireless LAN [IEEE 802.11]
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2370/00—Aspects of data communication
- G09G2370/16—Use of wireless transmission of display information
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Controls And Circuits For Display Device (AREA)
- Projection Apparatus (AREA)
- Small-Scale Networks (AREA)
Abstract
The invention discloses a kind of transmitter, transmitting equipment, transmission device and the wireless method for throwing screen, it is related to wirelessly throwing screen technical field, main purpose is to improve working efficiency and transmission speed.Main technical schemes of the invention are as follows: transmitter, comprising: storage device, the storage device store data inside processing software, the data processing software are converted into displaying information for that will throw screen information；The storage device is connect with computer, the storage device receives the transmission signal that the computer is sent, and the data processing software is transmitted to by the computer according to the transmission signal, so that the data processing software is run in the computer, the displaying information is converted by throwing screen information.Data processing software is transmitted to computer by transmitter provided by the invention, and operation can be improved working efficiency in a computer, and then can be improved transmission speed, so that the delay for showing that information is shown on the display device is small.
Description
Technical field
Screen technical field more particularly to a kind of transmitter, transmitting equipment, transmission device and wireless are thrown the present invention relates to wireless
The method for throwing screen.
Background technique
Screen office realm is thrown wireless, often occurs office computer interface and display equipment mismatch problem in meeting, shows
Show that equipment may reserve one kind of VGA or HDMI interface, but office computer is often without corresponding interface.Therefore it is provided with a kind of biography
Transfer device, transmission device include transmitter and receiver, and transmitter and receiver are wirelessly connected, and transmitter has USB interface, and
All computers all have this interface, therefore transmitter can be connected with computer, and receiver has HDMI interface, and show equipment and have
Standby HDMI interface, therefore receiver can be connect with display equipment, when showing that equipment needs to throw screen display, transmitter passes through
USB interface connects computer, and receiver connects display by HDMI interface, and receiver can be emitted to by transmitter by throwing screen information
And then it shows on the display device.
Currently, being provided with large resource CPU in transmitter in the wireless throwing screen transmission device of the market mainstream, large resource CPU is used
Screen information is thrown in processing, but the CPU execution efficiency in transmitter is lower, so that the working efficiency that will cause transmitter is low, in turn
It influences to throw the speed that screen information is transmitted to receiver, so that transmission speed is slow.
Therefore how to mention working efficiency and transmission speed becomes urgent problem to be solved.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of transmitter, transmitting equipment, transmission device and the wireless side for throwing screen
Method, main purpose are to improve working efficiency and transmission speed.
In order to achieve the above objectives, present invention generally provides following technical solutions:
On the one hand, the embodiment of the invention provides a kind of transmitters, comprising:
Storage device, the storage device store data inside processing software, the data processing software will be for that will throw screen letter
Breath is converted into displaying information；
The storage device is connect with computer, and the storage device receives the transmission signal that the computer is sent, and
The data processing software is transmitted to the computer according to the transmission signal, so that the data processing software is described
Throwing screen information is converted the displaying information by operation in computer.
In the technical scheme, further includes:
Control device, described control device one end are connect with the storage device, the control device other end with it is described
Computer connection, the control device are used to send transmission instruction to the storage device, and the storage device is according to the biography
The data processing software is sent to the control device by the transmission signal that defeated instruction and the computer are sent, described
It controls device and receives the data processing software, and the data processing software is transmitted to the computer；The control dress
It sets and is also used to wireless information transfer to the computer, the computer is wireless according to the wireless messages and the receiver
Connection；With
Usb hub, described usb hub one end are connect with the computer, and the other end is connect with the control device,
The usb hub receives the data processing software and the wireless messages that the control device is sent, and by the number
According to processing software and the wireless information transfer to the computer.
In the technical scheme, further includes:
Radio transmitting device, the radio transmitting device are connect with the usb hub, and the radio transmitting device passes through
The usb hub receives the displaying information that the computer is sent, and the displaying information is transmitted to the reception
Device.
In the technical scheme, further includes:
Key device, the key device are connect with the control device, and the key device receives and identifies chain rupture and refers to
It enables or link setup instruction, and the chain rupture is instructed or link setup instruction is sent to the control device, the control device will
Chain rupture instruction or link setup instruction are sent to the usb hub, and the usb hub instructs the chain rupture or institute
It states link setup instruction and is transmitted to the computer, the computer is instructed according to the chain rupture or link setup instruction is disconnected or established
With the wireless connection of the receiver, and chain rupture result or link setup are fed back as a result, the computer is by the chain rupture result or institute
It states link setup result and is sent to the usb hub, the usb hub receives the chain rupture result or the link setup as a result, simultaneously
The chain rupture result or the link setup result are respectively sent to the control device and the radio transmitting device, wherein institute
Stating includes the displaying information in link setup result, and the radio transmitting device is according to the chain rupture result to stopping to the reception
Device transmits the displaying information, and the radio transmitting device, which transmits the displaying to the receiver according to the link setup result, to be believed
Breath.
In the technical scheme, further includes:
Display device, the display device are connect with the control device；
Described control unit receives the chain rupture result or the link setup as a result, and according to the chain rupture result or described building
Chain result sends the first idsplay order or the second idsplay order to the display device, and it is aobvious that the display device receives described first
Show instruction or the second idsplay order, and is shown according to first idsplay order or the second idsplay order.
In the technical scheme, transmitter according to claim 5, which is characterized in that
The data processing software include: wireless driving, audio collection unit, video acquisition unit, audio coding unit,
Video encoding unit and information exchange unit；
The audio collection unit is connect with the audio coding unit, and the audio collecting device acquires audio-frequency information,
And by the audio information transmissions to the audio coding unit, the audio coding unit encodes the audio-frequency information
Audio coding information is formed, and sends the audio coding information；The video acquisition unit and the video encoding unit connect
It connects, the video acquisition device acquires video information, and by the video information transmission to the video encoding unit, the view
The video information is carried out coding and forms coded video information by frequency coding unit, and sends the coded video information；
Form wireless protocols stack cell after the wireless driving installation, the wireless protocols stack cell respectively with the audio
Coding unit is connected with the video encoding unit, for receiving the audio coding information and the coded video information,
In, the coded video information and the audio coding information that the wireless protocols stack cell receives are to show information, institute
It states wireless protocols stack cell and sends the displaying information；The wireless protocols stack cell is also used to receive the chain rupture instruction or institute
Link setup instruction is stated, and disconnects or establish the wireless connection with the receiver according to chain rupture instruction or link setup instruction,
The wireless protocols stack cell be also used to feed back the chain rupture result or the link setup as a result, and will send the chain rupture result or
The link setup result；
The information exchange unit is connect with the wireless protocols stack cell, for receiving the radio protocol stack transmission
Displaying information, the chain rupture result and the link setup is as a result, and to the displaying information, the chain rupture result received
It is converted with the link setup result, so that the displaying information, the chain rupture result and the link setup result can be described
Radio transmitting device and control device identification；The information exchange unit is also used to receive what the usb hub was sent
The chain rupture instruction and link setup instruction, and the chain rupture instruction and link setup instruction that receive are converted, with
Identify the chain rupture instruction and link setup instruction can by the wireless protocols stack cell.
In the technical scheme, the control device is MCU control unit.
In the technical scheme, the radio transmitting device is Wi-Fi radio-frequency unit.
On the other hand, the embodiment of the invention provides a kind of transmitting equipment, including foregoing transmitter；With
Computer, the computer are connect with the transmitter；
The computer is used to send transmission signal to the transmitter, and the transmitter will be counted according to the transmission signal
It is transmitted to the computer according to processing software, the computer receives and install the data processing software, so that the data
Processing software is run in the computer, to convert the displaying information for throwing screen information in the computer.
Another aspect, the embodiment of the invention provides a kind of transmission devices, including foregoing transmitter.
In another aspect, being used for foregoing transmitter, packet the embodiment of the invention provides a kind of wireless method for throwing screen
It includes:
It is connect with computer；
Receive the transmission instruction；
Receive the transmission signal that the computer is sent；
Data processing software is transmitted to the computer according to transmission instruction and the transmission signal, so that described
Data processing software is run in the computer.
In the technical scheme, described to be transmitted to data processing software according to transmission instruction and the transmission signal
Include: after the computer
It receives and shows information；
The displaying information is transmitted to receiver.
In the technical scheme, the reception shows that information includes:
Receive and identify link setup instruction；
Send link setup instruction；
Link setup is received as a result, the link setup result includes showing information.
In the technical scheme, the described displaying information is transmitted to after receiver includes:
Receive and identify chain rupture instruction；
Send chain rupture instruction；
Chain rupture is received as a result, stopping the displaying information being transmitted to the receiver.
A kind of transmitter, transmitting equipment, transmission device and the wireless method for throwing screen that the embodiment of the present invention proposes, transmitter
Including storage device, storage device store data inside processing software, the data processing software is converted into for that will throw screen information
Show that information, throwing screen information are the audio-video frequency content for carrying out throwing screen in computer, it is corresponding to throw screen information to show information
The audio-video frequency content that can be shown on the display device.When needing to throw screen display, transmitter is connect with computer, in transmitter
Including storage device, when transmitter is connect with computer, i.e. storage device is connect with computer, and computer is sent out to storage device
Transmission signal is sent, transmission signal is the data processing software that computer is stored into the duplication storage device that storage device is sent
Data processing software is transmitted to computer after receiving transmission signal by signal, storage device, and data processing software is in computer
Interior installation simultaneously runs, and is converted into displaying information will throw screen information in computer, and control device executes effect in computer
Rate is higher than the execution efficiency of the control device of transmitter, so that data processing software, which is transmitted to operation in computer, to be mentioned
High working efficiency, and then can be improved transmission speed, so that the delay for showing that information is shown on the display device is small.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And it can be implemented in accordance with the contents of the specification, and in order to allow above and other objects of the present invention, feature and advantage can
It is clearer and more comprehensible, the followings are specific embodiments of the present invention.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of transmitter provided in an embodiment of the present invention；
Fig. 2 is the schematic diagram that a kind of computer provided in an embodiment of the present invention sends information to display device；
Fig. 3 is a kind of flow chart for throwing screen method provided in an embodiment of the present invention；
Fig. 4 is another flow chart for throwing screen method provided in an embodiment of the present invention；
Fig. 5 is the flow chart of another throwing screen method provided in an embodiment of the present invention；
Fig. 6 is the flow chart of another throwing screen method provided in an embodiment of the present invention.
Specific embodiment
It is of the invention to reach the technical means and efficacy that predetermined goal of the invention is taken further to illustrate, below in conjunction with
Attached drawing and preferred embodiment, to transmitter proposed according to the present invention and transmission device its specific embodiment, structure, feature and
Its effect, detailed description is as follows.
As depicted in figs. 1 and 2, the embodiment of the invention provides a kind of transmitters 1, comprising: storage device 12, storage device
12 store data inside processing softwares, data processing software are converted into displaying information for that will throw screen information；
Storage device 12 is connect with computer, and storage device 12 receives the transmission signal that computer is sent, and according to transmission
Data processing software is transmitted to computer by signal, so that data processing software is run in computer, will be thrown screen information and be turned
Turn to displaying information.
A kind of transmitter 1 that the embodiment of the present invention proposes, transmitter 1 include storage device 12, storage in storage device 12
Data processing software, data processing software are converted into displaying information for that will throw screen information, and throwing screen information is to need in computer
The audio-video frequency content for throw screen shows that information is to throw in the corresponding audio-video that can be shown on the display device of screen information
Hold.When needing to throw screen display, transmitter 1 is connect with computer, includes storage device 12 in transmitter 1, when transmitter 1 and meter
When calculation machine connects, that is, storage device 12 connect with computer, computer sends to storage device 12 and transmits signal, transmits signal and is
The signal for the data processing software that computer is stored into the duplication storage device 12 that storage device 12 is sent, storage device 12 connect
It receiving and data processing software is transmitted to computer after transmitting signal, data processing software is installed and is run in computer, with
Screen information will be thrown in computer is converted into displaying information, and the execution efficiency of control device 14 is higher than transmitter in computer
The execution efficiency of 1 control device 14, so that data processing software, which is transmitted to operation in computer, can be improved working efficiency,
And then can be improved transmission speed, so that the delay for showing that information is shown on the display device is small.
With reference to the accompanying drawings and examples to further detailed description of the invention.
As shown in Figure 1, in the embodiment of the present invention, further includes: control device 14,14 one end of control device and storage device 12
Connection, 14 other end of control device are connect with computer, and control device 14 is used to send transmission instruction, storage to storage device 12
Data processing software is sent to control device 14 according to the transmission signal that transmission instruction and computer are sent by device 12, is controlled and is filled
Reception data processing software is set, and data processing software is transmitted to computer；Control device 14 is also used to pass wireless messages
Computer is transported to, computer is wirelessly connected according to wireless messages and receiver；With
Usb hub 16,16 one end of usb hub are connect with computer, and the other end is connect with control device 14, USB set
The data processing software and wireless messages that 16 receiving control device 14 of line device is sent, and data processing software and wireless messages are passed
Transport to computer.
In this embodiment, transmitter 1 further includes control device 14 and usb hub 16,16 one end of usb hub and meter
The connection of calculation machine, connect with computer USB interface can be extended to multiple interfaces by usb hub 16, more after extension
One connect with control device 14 in a interface, and the other end of control device 14 is connect with storage device 12, control device 14 to
Storage device 12 sends transmission instruction, and transmission instruction is that oneself is initialized as USB disk by control device 14, so as to by storage device
The data processing software of middle storage is transmitted, and storage device 12 receives the transmission instruction of the transmission of control device 14, storage dress
When setting 12 and receiving the transmission signal of computer transmission, storage device 12 sends data processing software to control device 14, when
After storage device sends data processing software, oneself is initialized as serial ports by control device, to facilitate the transmission of signal or information,
Control device 14 receives data processing software, and sends data processing software to computer by usb hub 16, to complete
Transmission of the data processing software from storage device 12 to computer.Control device 14 is previously provided with wireless messages, wireless messages
For the information that can be wirelessly connected with receiver, wireless messages are transmitted to meter by usb hub 16 by control device 14
Calculation machine to realize the wireless connection with receiver, and then can will show that information is transmitted to receiver, and receiver, which will be shown, to be believed
Breath is transmitted to display equipment, shows that information is shown on the display device.
As shown in Figure 1, in the embodiment of the present invention, further includes: radio transmitting device 18, radio transmitting device 18 and USB set
Line device 16 connects, and radio transmitting device 18 receives the displaying information that computer is sent by usb hub 16, and will show information
It is transmitted to receiver.
In this embodiment, transmitter 1 further includes radio transmitting device 18, and usb hub 16 will be connect with computer
One USB interface is extended to multiple USB interfaces, and an interface is connect with control device 14 in multiple interfaces after extension, extension
Another interface is connect with radio transmitting device 18 in multiple interfaces afterwards, thus computer will throw screen information be converted into displaying
Information and after being transmitted to usb hub 16, usb hub 16 will show that information is transmitted to radio transmitting device 18, be wirelessly transferred
Device 18 will show that information is wirelessly transmitted to receiver, the display of information on the display device be shown to realize, in transmitter 1
With radio transmitting device 18, so that will not occupy the network of computer in the wireless transmission for being shown information, avoid
Because transmission shows information and caused by the occupancy of computer network, while individually, radio transmitting device 18 can also be improved
The transmission speed for showing information reduces the delay for showing information transmission.
As shown in Figure 1, in the embodiment of the present invention, further includes:
Key device 20, key device 20 are connect with control device 14, key device 20 receive and identify chain rupture instruction or
Link setup instruction, and chain rupture instruction or link setup instruction are sent to control device 14, control device 14 refers to chain rupture instruction or link setup
Order is sent to usb hub 16, and chain rupture instruction or link setup instruction are transmitted to computer by usb hub 16, and computer is according to disconnected
Chain instruction or link setup instruction disconnect or establish the wireless connection with receiver, and feed back chain rupture result or link setup as a result, computer
Chain rupture result or link setup result are sent to usb hub 16, usb hub 16 receives chain rupture result or link setup as a result, and will
Chain rupture result or link setup result are respectively sent to control device 14 and radio transmitting device 18, wherein include exhibition in link setup result
Showing information, radio transmitting device 18 transmits to stopping to receiver according to chain rupture result and shows information, and radio transmitting device 18
It is transmitted according to link setup result to receiver and shows information.
In this embodiment, transmitter 1 further includes key device 20, and the outer surface of transmitter 1 is arranged in key device 20,
User carries out key on key device 20 according to their own needs, to reach the demand of chain rupture or link setup.Key device 20 wraps
Chain rupture key and link setup key are included, after chain rupture key is pressed, key device 20 receives and identifies chain rupture instruction, and by chain rupture
Instruction passes sequentially through control device 14 and usb hub 16 is sent to computer, and computer is disconnected and received according to chain rupture instruction
The connection of device, and chain rupture is fed back as a result, chain rupture result is fed back to 18 He of radio transmitting device by usb hub 16 by computer
Control device 14, radio transmitting device 18 stops sending to receiver according to chain rupture result shows information, thus by key
The chain rupture operation of device 20 can be realized the connection for disconnecting transmitter 1 and receiver；After link setup key is pressed, key device
20 receive and identify link setup instruction, and link setup instruction is passed sequentially through control device 14 and usb hub 16 is sent to computer,
Computer establishes the connection with receiver according to link setup instruction, and feeds back link setup as a result, link setup result is passed through USB set by computer
Line device 16 is respectively sent to radio transmitting device 18 and control device 14, and radio transmitting device 18 is according to link setup result to receiver
It sends and shows information, to realize the connection of transmitter 1 and receiver by the link setup operation to key device 20, and will show
Information is sent in display equipment and is shown.To transmitter 1 provided by the invention, including key device 20, can pass through
Chain rupture or the link setup that transmitter 1 and receiver are realized to the operation of key device 20, after this transmitter 1 and receiver chain rupture,
Other transmitters 1 can show information from sending to receiver with receiver link setup, to realize that multiple transmitters 1 connect
Computer in it is corresponding it is a variety of show that information toggles, meet the needs of users.
As shown in Figure 1, in the embodiment of the present invention, further includes: display device 22, display device 22 and control device 14 connect
It connects；
Control unit receives chain rupture result or link setup as a result, and sending out according to chain rupture result or link setup result to display device 22
Send the first idsplay order or the second idsplay order, display device 22 receives the first idsplay order or the second idsplay order, and according to
First idsplay order or the second idsplay order are shown.
In this embodiment, transmitter 1 further includes display device 22, and the outer surface of transmitter 1 is arranged in display device 22,
Display device 22 is connect with control device 14, when control device 14 receives the chain rupture result or link setup of the transmission of usb hub 16
As a result after, control device 14 sends the first idsplay order or the second display to display device 22 according to chain rupture result or link setup result
Instruction, display device 22 are shown according to the first idsplay order or the second idsplay order, so that user can fill according to display
22 display is set to judge that transmitter 1 and receiver are in chain rupture state or link setup state.
Preferably, display device 22 is indicator light.
Preferably, the first idsplay order is the flashing of control instructions lamp, and the second idsplay order is that control instructions lamp length is bright.
Optionally, display device 22 can also be other devices for display, as long as can be used in showing and prompt i.e.
Can, the first idsplay order and the second idsplay order can also reach other effects for control display device 22, as long as being capable of area
Disjunction chain state and link setup state.
In this embodiment, data processing software includes: wireless driving, audio collection unit, video acquisition unit, audio
Coding unit, video encoding unit and information exchange unit；
Audio collection unit is connect with audio coding unit, and audio collecting device acquires audio-frequency information, and by audio-frequency information
It is transmitted to audio coding unit, audio-frequency information is carried out coding and forms audio coding information by audio coding unit, and sends audio
Encoded information；Video acquisition unit is connect with video encoding unit, and video acquisition device acquires video information, and by video information
It is transmitted to video encoding unit, video information is carried out coding and forms coded video information by video encoding unit, and sends video
Encoded information；
Form wireless protocols stack cell after wireless driving installation, wireless protocols stack cell respectively with audio coding unit and view
Frequency coding unit connection, for receiving audio coding information and coded video information, wherein wireless protocols stack cell receives
Coded video information and audio coding information are to show information, and wireless protocols stack cell, which is sent, shows information；Wireless protocols landing account
Member is also used to receive chain rupture instruction or link setup instruction, and disconnects or establish the nothing with receiver according to chain rupture instruction or link setup instruction
Line connection, wireless protocols stack cell are also used to feed back chain rupture result or link setup as a result, and will send chain rupture result or link setup result；
Information exchange unit is connect with wireless protocols stack cell, for receiving the displaying information of radio protocol stack transmission, breaking
Chain result and link setup as a result, and the displaying information, chain rupture result and link setup result that receive are converted so that show believe
Breath, chain rupture result and link setup result can be transferred wirelessly device 18 and control device 14 identifies；Information exchange unit is also used to
The chain rupture instruction and link setup instruction that usb hub 16 is sent are received, and the chain rupture instruction received and link setup instruction are turned
Change, so that chain rupture instruction and link setup instruction can be identified by wireless protocols stack cell.
In the embodiment of the present invention, data processing software includes wireless driving, audio collection unit, video acquisition unit, sound
Frequency coding unit, video encoding unit and information exchange unit, but after data processing software is transmitted to computer, it is wireless to drive
Installation is carried out in a computer forms wireless protocols stack cell, wireless protocols stack cell and audio collection unit, video acquisition list
Member, audio coding unit, video encoding unit and information exchange unit are run in a computer jointly.Wherein, audio collection
Unit is connect with audio coding unit, and video acquisition unit is connect with video encoding unit, audio coding unit and Video coding
Unit is attached with wireless protocols stack cell, and wireless protocols stack cell is connect with information exchange unit, information exchange list
Member connect with the usb hub 16 in transmitter 1, to complete the connection of computer Yu transmitter 1, and then realization computer and
The transmission of signal and information between transmitter 1, audio collection unit and video acquisition unit are respectively used to acquisition audio-frequency information
And video information, and respectively compile audio-frequency information and video information transmission to audio coding unit and video encoding unit
Code, to be respectively formed audio coding information and coded video information, wherein throwing screen information includes audio-frequency information and video letter
Breath shows that information includes audio coding information and coded video information, and audio coding unit and video encoding unit, which will be shown, to be believed
Breath is transmitted to wireless protocols stack cell, the displaying that wireless protocols stack cell again forms audio coding information and coded video information
Information convert by information exchange unit and is transmitted to radio transmitting device 18 via usb hub 16, believes so as to show
Breath can be transferred wirelessly the identification of device 18, and radio transmitting device 18 will show that information is wirelessly transmitted to receiver, to realize
Show the display of information on the display device.
In addition, when user operates key device 20, after chain rupture key or link setup key are pressed, key device
20 receive and identify chain rupture instruction or link setup instruction, and chain rupture instruction or link setup instruction are passed sequentially through control device 14 and USB
Hub 16 is sent to information exchange unit, and chain rupture instruction or link setup instruction are converted and be transmitted to nothing by information exchange unit
Wire protocol stack cell, the purpose converted are that chain rupture instruction and link setup is made to instruct and can be identified by wireless protocols stack cell, nothing
Wire protocol stack cell disconnects or establishes connection with receiver according to chain rupture instruction or link setup instruction, and wireless protocols stack cell is also
For feeding back chain rupture result or link setup as a result, and chain rupture result or link setup result are transmitted to information exchange unit, information exchange
Unit is sent to control device 14 by usb hub 16 after being converted chain rupture result or link setup result and wireless transmission fills
18 are set, the purpose converted is that chain rupture result and link setup result is enable to be identified by usb hub 16, radio transmitting device 18
Stop transmitting to receiver according to chain rupture result and show information, radio transmitting device 18 will show that information is transmitted according to link setup result
To receiver.Control unit receives chain rupture result or link setup as a result, and according to chain rupture result or link setup result to display device 22
The first idsplay order or the second idsplay order are sent, display device 22 receives the first idsplay order or the second idsplay order, and root
It is shown according to the first idsplay order or the second idsplay order.
In embodiments of the present invention, control device 14 is MCU control unit.
In the embodiment, control device 14 is MCU control unit, and data processing software is transmitted to computer by the present invention
In run, do not need processing and operation that data are carried out in transmitter 1, control device 14 progress in transmitter 1
Simple control, so that control device 14 is set MCU control unit by the present invention, MCU control unit substitutes existing skill
Large resource CPU in art reduces the cost of transmitter 1 as control device 14.
In embodiments of the present invention, radio transmitting device 18 is Wi-Fi radio-frequency unit, accordingly, wireless protocols stack cell
For Wi-Fi protocol stacking unit.
Optionally, radio transmitting device 18 can also be other wireless transmission methods, as long as enabling to transmitter 1 and connecing
Device is received to be wirelessly transferred.
In embodiments of the present invention, the embodiment of the invention also provides a kind of transmitting equipment, including such as preceding transmitter 1；
With
Computer, computer are connect with transmitter 1；
Computer is used to send transmission signal to transmitter 1, and transmitter 1 transmits data processing software according to transmission signal
To computer, computer receives and installation data processing software, so that data processing software is run in a computer, to calculate
Screen information will be thrown in machine is converted into displaying information.
As shown in Fig. 2, in this embodiment, transmitting equipment includes transmitter 1 and computer, transmitter 1 and computer connect
It connects, transmitter 1 is powered, and control device 14 sends transmission instruction to storage device 12, oneself will be initialized as USB disk, then
Computer sends transmission signal to storage device 12, to replicate the data processing software stored in storage device 12, storage dress
It sets 12 receptions transmission signal and data processing software is sent to computer, computer receives and installation data processing software, will
Data processing software is run in a computer, is converted into displaying information will throw screen information in computer, and is controlled in computer
The execution efficiency of device 14 processed is higher than the execution efficiency of the control device 14 of transmitter 1, so that data processing software be transmitted
Into computer, operation can be improved working efficiency, and then can be improved transmission speed, so that showing information on the display device
The delay shown is small.
In embodiments of the present invention, the embodiment of the present invention provides a kind of transmission device again, including such as preceding transmitter 1.
In this embodiment, transmission device further includes receiver, and receiver and transmitter 1 are wirelessly connected, receiver and aobvious
Show that equipment connects, the transmitting of transmitter 1 shows information, and receiver receives the displaying information that transmitter 1 emits, and will show information hair
It send to display equipment and is shown.
In embodiments of the present invention, a receiver can correspond to multiple transmitters 1.
In this embodiment, transmission device includes therefore having all technical features of transmitter 1 such as preceding transmitter 1
And advantageous effects, herein without repeating.
As shown in figure 3, in embodiments of the present invention, the embodiment of the present invention provides a kind of wireless method for throwing screen again, use
The transmitter of Yu Ruqian, comprising:
S101 is connect with computer；
S102 receives transmission instruction；
S103 receives the transmission signal that computer is sent；
S104 instructs and is transmitted according to transmission signal for data processing software and be transmitted to computer, so that data processing is soft
Part is run in computer.
In this embodiment, transmitter is connect with computer, transmitter is powered, and control device sends to storage device and passes
Defeated instruction oneself will be initialized as USB disk, and then computer sends transmission signal to storage device, to replicate storage dress
The data processing software of middle storage is set, storage device receives transmission signal and data processing software is sent to computer, computer
Simultaneously installation data processing software is received, data processing software is run in a computer, shields information will throw in computer
Be converted into displaying information, and in computer the execution efficiency of control device be higher than transmitter control device execution efficiency,
It can be improved working efficiency to which data processing software is transmitted to operation in computer, and then can be improved transmission speed, make
The delay that must show that information is shown on the display device is small.
As shown in figure 4, the embodiment of the present invention provides a kind of wireless method for throwing screen again, comprising:
S201 is connect with computer；
S202 receives transmission instruction；
S203 receives the transmission signal that computer is sent；
S204 instructs and is transmitted according to transmission signal for data processing software and be transmitted to computer, so that data processing is soft
Part is run in computer；
S205 is received and is shown information；
S206 will show that information is transmitted to receiver.
In this embodiment, transmitter is connect with computer, transmitter is powered, and control device sends to storage device and passes
Defeated instruction oneself will be initialized as USB disk, and then computer sends transmission signal to storage device, to replicate storage dress
The data processing software of middle storage is set, storage device receives transmission signal and data processing software is sent to computer, computer
Simultaneously installation data processing software is received, data processing software is run in a computer, the audio letter in screen information is thrown in acquisition
Breath and video information, encode audio-frequency information and video information, are formed and show information, send and show information, in transmitter
Radio transmitting device receive show information, and by show information be wirelessly transmitted to receiver so that being shown information
When wireless transmission, the network of computer will not be occupied, avoid because transmission show information and caused by computer network
It occupies, while individually radio transmitting device can also improve the transmission speed for showing information, reduces and show information transmission
Delay.
As shown in figure 5, the embodiment of the present invention provides a kind of wireless method for throwing screen again, comprising:
S301 is connect with computer；
S302 receives transmission instruction；
S303 receives the transmission signal that computer is sent；
S304 instructs and is transmitted according to transmission signal for data processing software and be transmitted to computer, so that data processing is soft
Part is run in computer；
S305 receives and identifies link setup instruction；
S306 sends link setup instruction；
S307 receives link setup as a result, link setup result includes showing information；
S308 will show that information is transmitted to receiver.
In this embodiment, transmitter is connect with computer, transmitter is powered, and control device sends to storage device and passes
Defeated instruction oneself will be initialized as USB disk, and then computer sends transmission signal to storage device, to replicate storage dress
The data processing software of middle storage is set, storage device receives transmission signal and data processing software is sent to computer, computer
Simultaneously installation data processing software is received, data processing software is run in a computer, the audio letter in screen information is thrown in acquisition
Breath and video information, encode audio-frequency information and video information, are formed and show information, when the key device of transmitter receives
And when recognizing link setup instruction, link setup instruction is sent to computer, computer receives link setup instruction, and according to link setup instruction with
Receiver is wirelessly connected, and then feeds back link setup as a result, including showing information in link setup result, will include the link setup knot for showing information
Fruit is sent to transmitter, and transmitter receipt includes the link setup for showing information as a result, radio transmitting device in transmitter is according to building
Chain result will show that information is wirelessly transmitted to receiver, so as to show that information is wireless by sending link setup instruction to realize
It is transmitted to receiver.
As shown in fig. 6, the embodiment of the present invention provides a kind of wireless method for throwing screen again, comprising:
S401 is connect with computer；
S402 receives transmission instruction；
S403 receives the transmission signal that computer is sent；
S404 instructs and is transmitted according to transmission signal for data processing software and be transmitted to computer, so that data processing is soft
Part is run in computer；
S405 receives and identifies link setup instruction；
S406 sends link setup instruction；
S407 receives link setup as a result, link setup result includes showing information；
S408 will show that information is transmitted to receiver；
S409 receives and identifies chain rupture instruction；
S4010 sends chain rupture instruction；
S4011 receives chain rupture as a result, stopping to show that information is transmitted to receiver.
Transmitter is connect with computer, transmitter is powered, and control device sends transmission instruction to storage device, will be certainly
Oneself is initialized as USB disk, and then computer sends transmission signal to storage device, to replicate the data stored in storage device
Processing software, storage device receive transmission signal and data processing software are sent to computer, and computer receives and installation data
Processing software runs data processing software in a computer, and audio-frequency information and video information in screen information are thrown in acquisition, right
Audio-frequency information and video information are encoded, and are formed and are shown information, referred to when the key device of transmitter receives and identifies link setup
When enabling, link setup instruction is sent to computer, computer receives link setup instruction, and instructs according to link setup and wirelessly connect with receiver
It connects, then feeds back link setup as a result, including showing information in link setup result, will include showing that the link setup result of information is sent to transmitting
Device, transmitter receipt include the link setup for showing information as a result, the radio transmitting device in transmitter will be shown according to link setup result
Information is wirelessly transmitted to receiver, when send chain rupture instruction when, computer receive chain rupture instruction and according to chain rupture instruction disconnect with
The connection of receiver, and feed back chain rupture as a result, chain rupture result is fed back to the radio transmitting device of computer by computer, it is wireless to pass
Defeated device stops sending to receiver according to chain rupture result shows information, to can be realized by transmission chain rupture chain rupture instruction disconnected
Develop the connection of emitter and receiver.To it is provided by the invention it is wireless throw screen method, can by send chain rupture instruction or
Chain rupture or the link setup of transmitter and receiver are realized in link setup instruction, and after this transmitter and receiver chain rupture, other transmitters can
Can show information from sending to receiver with receiver link setup, to realize corresponding in the computer of multiple transmitter connections
A variety of displaying information toggle, meet the needs of users.
A kind of transmitter, transmitting equipment, transmission device and the wireless method for throwing screen that the embodiment of the present invention proposes, wherein
Transmitter includes storage device, and storage device store data inside processing software, data processing software will be for that will throw screen information conversion
To show information, throwing screen information is the audio-video frequency content that throwing screen is carried out in computer, shows that information is to throw screen information to correspond to
The audio-video frequency content that can be shown on the display device.When needing to throw screen display, transmitter is connect with computer, transmitter
In include storage device, when transmitter is connect with computer, i.e. storage device is connect with computer, and computer is to storage device
Transmission signal is sent, transmission signal is the data processing software that computer is stored into the duplication storage device that storage device is sent
Signal, data processing software is transmitted to computer after receiving transmission signal by storage device, and data processing software is calculating
Install in machine and simultaneously run, be converted into displaying information so that screen information will be thrown in computer, and in computer control device execution
Efficiency is higher than the execution efficiency of the control device of transmitter, so that data processing software is transmitted in computer, operation can
Working efficiency is improved, and then can be improved transmission speed, the delay for showing that information is shown on the display device is small, while pole
It is big to save cost.
More than, only a specific embodiment of the invention, but scope of protection of the present invention is not limited thereto, and it is any to be familiar with
Those skilled in the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all cover
Within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (13)
1. a kind of transmitter characterized by comprising
Storage device, the storage device store data inside processing software, the data processing software turn for that will throw screen information
Turn to displaying information；
The storage device is connect with computer, and the storage device receives the transmission signal that the computer is sent, and according to
The data processing software is transmitted to the computer by the transmission signal, so that the data processing software is in the calculating
Throwing screen information is converted the displaying information by operation in machine.
2. transmitter according to claim 1, which is characterized in that further include:
Control device, described control device one end are connect with the storage device, the control device other end and the calculating
Machine connection, the control device are used to send transmission instruction to the storage device, and the storage device refers to according to the transmission
It enables and the data processing software is sent to the control device by the transmission signal of computer transmission, it is described to control
Device receives the data processing software, and the data processing software is transmitted to the computer；The control device is also
For by wireless information transfer to the computer, the computer wirelessly to connect according to the wireless messages and the receiver
It connects；With
Usb hub, described usb hub one end are connect with the computer, and the other end is connect with the control device, described
Usb hub receives the data processing software and the wireless messages that the control device is sent, and will be at the data
Software and the wireless information transfer are managed to the computer.
3. transmitter according to claim 2, which is characterized in that further include:
Radio transmitting device, the radio transmitting device are connect with the usb hub, and the radio transmitting device passes through described
Usb hub receives the displaying information that the computer is sent, and the displaying information is transmitted to the receiver.
4. transmitter according to claim 3, which is characterized in that further include:
Key device, the key device are connect with the control device, the key device receive and identify chain rupture instruction or
Link setup instruction, and the chain rupture is instructed or link setup instruction is sent to the control device, the control device will be described
Chain rupture instruction or link setup instruction are sent to the usb hub, and the chain rupture is instructed or described built by the usb hub
Chain instruction is transmitted to the computer, and the computer is instructed according to the chain rupture or link setup instruction is disconnected or established and institute
The wireless connection of receiver is stated, and feeds back chain rupture result or link setup as a result, the computer is by the chain rupture result or described builds
Chain result is sent to the usb hub, and the usb hub receives the chain rupture result or the link setup as a result, and by institute
It states chain rupture result or the link setup result is respectively sent to the control device and the radio transmitting device, wherein is described to build
It include the displaying information in chain result, the radio transmitting device is passed according to the chain rupture result to stopping to the receiver
The defeated displaying information, the radio transmitting device transmit the displaying information to the receiver according to the link setup result.
5. transmitter according to claim 4, which is characterized in that further include:
Display device, the display device are connect with the control device；
Described control unit receives the chain rupture result or the link setup as a result, and according to the chain rupture result or the link setup knot
Fruit sends the first idsplay order or the second idsplay order to the display device, and the display device receives first display and refers to
Order or the second idsplay order, and shown according to first idsplay order or the second idsplay order.
6. transmitter according to claim 5, which is characterized in that
The data processing software includes: wireless driving, audio collection unit, video acquisition unit, audio coding unit, video
Coding unit and information exchange unit；
The audio collection unit is connect with the audio coding unit, and the audio collecting device acquires audio-frequency information, and will
The audio-frequency information is carried out coding formation by the audio information transmissions to the audio coding unit, the audio coding unit
Audio coding information, and send the audio coding information；The video acquisition unit is connect with the video encoding unit, institute
Video acquisition device acquisition video information is stated, and by the video information transmission to the video encoding unit, the video is compiled
The video information is carried out coding and forms coded video information by code unit, and sends the coded video information；
Form wireless protocols stack cell after the wireless driving installation, the wireless protocols stack cell respectively with the audio coding
Unit is connected with the video encoding unit, for receiving the audio coding information and the coded video information, wherein institute
The coded video information that wireless protocols stack cell receives and the audio coding information are stated to show information, it is described wireless
Protocol stacking unit sends the displaying information；The wireless protocols stack cell is also used to receive the chain rupture instruction or the link setup
Instruction, and the wireless connection with the receiver, the nothing are disconnected or established according to chain rupture instruction or link setup instruction
Wire protocol stack cell is also used to feed back the chain rupture result or the link setup as a result, and will send the chain rupture result or described build
Chain result；
The information exchange unit is connect with the wireless protocols stack cell, for receiving described in the radio protocol stack transmission
Show information, the chain rupture result and the link setup as a result, and to the displaying information, the chain rupture result and institute received
It states link setup result to be converted, so that the displaying information, the chain rupture result and the link setup result can be by described wireless
Transmitting device and control device identification；The information exchange unit is also used to receive the described of the usb hub transmission
Chain rupture instruction and link setup instruction, and the chain rupture instruction and link setup instruction that receive are converted, so that institute
Stating chain rupture instruction and link setup instruction can be identified by the wireless protocols stack cell.
7. transmitter according to claim 2, which is characterized in that
The control device is MCU control unit；
The radio transmitting device is Wi-Fi radio-frequency unit.
8. a kind of transmitting equipment, which is characterized in that including the transmitter as described in any one of claims 1 to 7；With
Computer, the computer are connect with the transmitter；
The computer is used to send transmission signal to the transmitter, and the transmitter will be at data according to the transmission signal
Software transmission is managed to the computer, the computer receives and install the data processing software, so that the data processing
Software is run in the computer, to convert the displaying information for throwing screen information in the computer.
9. a kind of transmission device, which is characterized in that including the transmitter as described in any one of claims 1 to 7.
10. a kind of wireless method for throwing screen, which is characterized in that for the transmitter as described in any one of claims 1 to 7,
Include:
It is connect with computer；
Receive the transmission instruction；
Receive the transmission signal that the computer is sent；
Data processing software is transmitted to the computer according to transmission instruction and the transmission signal, so that the data
Processing software is run in the computer.
11. the wireless method for throwing screen according to claim 10, which is characterized in that described according to transmission instruction and the biography
Data processing software is transmitted to after the computer by defeated signal
It receives and shows information；
The displaying information is transmitted to receiver.
12. the wireless method for throwing screen according to claim 11, which is characterized in that the reception shows that information includes:
Receive and identify link setup instruction；
Send link setup instruction；
Link setup is received as a result, the link setup result includes showing information.
13. the wireless method for throwing screen according to claim 12, which is characterized in that described that the displaying information is transmitted to reception
Include: after device
Receive and identify chain rupture instruction；
Send chain rupture instruction；
Chain rupture is received as a result, stopping the displaying information being transmitted to the receiver.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910330640.1A CN110022161A (en) | 2019-04-23 | 2019-04-23 | Transmitter, transmitting equipment, transmission device and the wireless method for throwing screen |
| PCT/CN2020/075791 WO2020215862A1 (en) | 2019-04-23 | 2020-02-19 | Projection screen transmitter, projection screen transmitting system, and projection screen system |
| US16/975,649 US11231899B2 (en) | 2019-04-23 | 2020-02-19 | Screen-projection emitter, screen-projection emission system and screen-projection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910330640.1A CN110022161A (en) | 2019-04-23 | 2019-04-23 | Transmitter, transmitting equipment, transmission device and the wireless method for throwing screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110022161A true CN110022161A (en) | 2019-07-16 |
Family
ID=67192256
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910330640.1A Pending CN110022161A (en) | 2019-04-23 | 2019-04-23 | Transmitter, transmitting equipment, transmission device and the wireless method for throwing screen |
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| Country | Link |
|---|---|
| US (1) | US11231899B2 (en) |
| CN (1) | CN110022161A (en) |
| WO (1) | WO2020215862A1 (en) |
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| CN110519634A (en) * | 2019-09-09 | 2019-11-29 | 京东方科技集团股份有限公司 | A kind of throwing screen system and throw screen method |
| CN111277875A (en) * | 2020-01-10 | 2020-06-12 | 京东方科技集团股份有限公司 | Transmitter and wireless screen projection device |
| WO2020215862A1 (en) * | 2019-04-23 | 2020-10-29 | 京东方科技集团股份有限公司 | Projection screen transmitter, projection screen transmitting system, and projection screen system |
| CN111866131A (en) * | 2020-07-20 | 2020-10-30 | 厦门亿联网络技术股份有限公司 | Wireless auxiliary stream data processing method and system based on network protocol stack |
| TWI803925B (en) * | 2021-08-03 | 2023-06-01 | 明基電通股份有限公司 | Conference system with low standby power consumption |
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| US20210011680A1 (en) | 2021-01-14 |
| US11231899B2 (en) | 2022-01-25 |
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